Fatal NTSB investigations: Wright C9HD series

5 cases on aircraft whose registry engine model is Wright C9HD series. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.

Cases per year

19672026
Fatal NTSB investigations: Wright C9HD series per year, 1967–2026: 5 cases
19671
19821
19831
19841
19861

Latest cases

Query with SQL
duckdb -csv -c "SELECT c.\"ntsbNumber\", c.\"eventDate\", c.\"eventType\", c.\"eventCity\", c.\"eventStateOrRegion\", a.n_number, a.\"aircraftMake\", a.\"aircraftModel\", c.\"highestInjuryLevel\", c.\"totalFatal\", c.\"completionStatus\", c.report_url
  FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c.\"mKey\" AND a.position = 1
  WHERE c.\"highestInjuryLevel\" = 'Fatal'
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('67028'))
  ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

NTSB MKC86FA179Accident · 2 fatalField investigationFinal reportLockheed 18-56 (Howard 250) · Texarkana, ARWhile apchg for a lndg, the acft pitched up, rolled inverted & impacted the terrain to the left of the rwy. No preimpactpart failure/malfunction was fnd; however, an inv revealed the acft had been loaded with the center-of-gravity (CG) wellbehind the aft…Aug 28, 1986 · N252K · DestroyedNTSB NYC84FA110Accident · 2 fatalField investigationFinal reportLockheed 18-56 · Oneonta, NYAt aprx 2330 EST, witnesses near the crash site heard an acft, & shortly thereafter, they saw a flash. One of them, who was driving a car, went back to the area the next day & found the acft wreckage. The acft had crashed & burned about 1 mi from the apch end…Mar 17, 1984 · N77777 · DestroyedNTSB ATL83FA237Accident · 2 fatalField investigationFinal reportLockheed L-18 · Millhaven, GAThe acft collided with trees during an attempted off arpt landing at night for marijuana unloading. The acft was being followed by a u.s customs helicopter, the occupants of this helicopter said the acft had made one missed approach and during the go-around…Jun 23, 1983 · N333FB · DestroyedNTSB ATL83FA021Accident · 3 fatalField investigationFinal reportLockheed 18 · Kosciusko, MSThe acft was observed without lights making repeated low altitude passes over a pipeline right-of-way at night. The acftwas equipped with an internal aux fuel tank, non-standard internal plumbing, a large lever-operated petroleum products pump, an inflatable…Oct 18, 1982 · N1040G · DestroyedNTSB LAX67A0095Accident · 2 fatalClosedLockheed 18 · Aguila, AZApr 11, 1967 · N699C · Destroyed